Standard Solution (Certified Reference Material, CRM)

Hengyuan Fine Chemical is an authorized distributor of PCL brand standard solutions.
• CNAS-certified reference material producer, utilize ultra-high-purity raw materials to prepare precise standard solutions for trace analysis, content determination, and other applications, ensuring data traceability to international metrological benchmarks (e.g., NIST).
• Products strictly comply with USP/EP/ChP pharmacopeial standards, with full-process cold-chain logistics, batch consistency verification, and stability testing to guarantee long-term concentration stability, compatible with HPLC, GC, ICP-MS, and other precision instruments.
• Offering customizable concentration gradients, multi-industry solutions (pharmaceuticals, environmental monitoring, food safety), and CNAS compliance support, Hengyuan Fine Chemical enhances clients’ testing efficiency, reduces quality control risks, and aims to become your trusted partner.

Product Number	Product Name	CAS No.	Molecular Formula
Product Number:PCL-2024BZ160-500ML	Product Name:Silicon dioxide standard solution	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ068-50ml	Product Name:Iron mono-element solution standard substance	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024SW362-1ml	Product Name:Mixed standard of 16 plasticizers in hexane (GB/T 21911-2008/GB 5009.271-2016)	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024SW326-1ml	Product Name:Standard for 2 kinds of malachite green internal standard mixing solution in acetonitrile (SN/T5116/GB/T 19857/NY/T1756/BJS202206)	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024SW441-10ml	Product Name:Standard substance of benzoic acid solution in water	CAS No.:65-85-0	Molecular Formula:
Product Number:PCL-2024SW330-1ml	Product Name:Standard material for deoxynivalenol (vomitoxin) solution in acetonitrile	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ003-100ml	Product Name:Sodium mono-element solution standard substance	CAS No.:N/A	Molecular Formula:
Product Number:A600760-0250	Product Name:oxidized coenzyme II	CAS No.:24292-60-2	Molecular Formula:
Product Number:PCL-2024SW158-1ml	Product Name:Standard substance for N-nitrosodimethylamine-D6 solution in dichloromethane	CAS No.:17829-05-9	Molecular Formula:
Product Number:PCL-2024SW242-1ml	Product Name:Standard material of 2 kinds of malachite green mixed standard solution in acetonitrile(SN/T5116/GB/T 19857/NY/T1756/BJS202206)	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024SW115-1.2ml	Product Name:Benzoic acid in water (QC sample)	CAS No.:‭65-85-0	Molecular Formula:
Product Number:PCL-2024SW110-5ml	Product Name:Sodium cyclohexylaminosulfonate solution in water, standard substance	CAS No.:139-05-9	Molecular Formula:
Product Number:PCL-2024SW111-1ml	Product Name:Sodium cyclohexylaminosulfonate-D4 solution in water, standard substance	CAS No.:1627119-76-9	Molecular Formula:
Product Number:PCL-2024SW146-5ml	Product Name:Standard substance for caffeine solution in water	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ205-20ml	Product Name:standard solution of sulphur dioxide	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ048-100ml	Product Name:Copper single-element solution standard substance	CAS No.:N/A	Molecular Formula:
Product Number:BW20011-0.1-W-500	Product Name:Standard solution for volumetric analysis of sodium hydroxide	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2021BZ008-100ml	Product Name:standard potassium sulphate solution	CAS No.:N/A	Molecular Formula:
Product Number:BW20020-0.05-500	Product Name:Standard solution for volumetric analysis of sodium thiosulfate	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#-Et006-1.2ml	Product Name:Standard substance for ethylene oxide solution in water	CAS No.:75-21-8	Molecular Formula: